# 1990 United States Senate election in Wyoming

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The 1990 United States Senate election in Wyoming was held November 6, 1990. Incumbent Republican U.S. Senator Alan K. Simpson was elected to a third term in office.

## Democratic primary
### Candidates

* Dale Bulman
* Al Hamburg
* Kathy Helling, college student
* Don C. Joliffe
* Emmett Jones
* Howard O'Connor, perennial candidate from Torrington

### Results

Democratic primary results :
| Party | Party | Candidate | Votes | % |
| | Democratic | Kathy Helling | 12,103 | 35.07% |
| | Democratic | Al Hamburg | 7,196 | 20.85% |
| | Democratic | Howard O'Connor | 6,483 | 18.75% |
| | Democratic | Emmett Jones | 4,455 | 12.91% |
| | Democratic | Dale Bulman | 2,291 | 6.64% |
| | Democratic | Don C. Joliffe | 1,983 | 5.75% |
| Total votes | Total votes | Total votes | 34,511 | 100.00% |

## Republican primary
### Candidates

* Douglas W. Crook
* Nora M. Lewis, candidate for Senate in 1988
* Alan K. Simpson, incumbent Senator

### Results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | Alan K. Simpson (incumbent) | 69,142 | 84.40% |
| | Republican | Nora M. Lewis | 6,577 | 8.03% |
| | Republican | Douglas W. Crook | 6,201 | 7.57% |
| Total votes | Total votes | Total votes | 81,920 | 100.00% |

## General election
### Results

General election results :
| Party | Party | Candidate | Votes | % | ±% |
| | Republican | Alan K. Simpson (incumbent) | 100,784 | 63.94% | 14.38 |
| | Democratic | Kathy Helling | 56,848 | 36.06% | 14.38 |
| Turnout | Turnout | Turnout | 211,077 | 70.88% | 7.00 |
| | Republican hold | Republican hold | Swing | | |